Amage gallasii Marion, 1875 (basis of record)
Arabella (Arabella) iricolor (Montagu, 1804) accepted as Arabella iricolor (Montagu, 1804) (basis of record)
Aricidea (Acmira) catherinae Laubier, 1967 (basis of record)
Aricidea (Acmira) lopezi Berkeley & Berkeley, 1956 (basis of record)
Aricidea (Aricidea) [Webster, 1879, sensu stricto] (basis of record)
Aricidea (Aricidea) fragilis Webster, 1879 (basis of record)
Artacamini (basis of record)
Aurospio banyulensis (Laubier, 1966) (basis of record)
Circeini (basis of record)
Eulalia (Eumida) (basis of record)
Eulalia (Pterocirrus) Claparède, 1868 accepted as Pterocirrus Claparède, 1868 (basis of record)
Harmothoe (Austrolaenilla) (basis of record)
Harmothoe (Austrolaenilla) mollis (M. Sars in G.O. Sars, 1872) accepted as Austrolaenilla mollis (Sars, 1872) (basis of record)
Hermionopsis Seidler, 1923 (basis of record)
Hesioninae Grube, 1850 (basis of record)
Malacoceros tetracerus (Schmarda, 1861) (basis of record)
Mystides (Pseudomystides) (basis of record)
Myzostomum cirriferum Leuckart, 1836 accepted as Myzostoma cirriferum Leuckart, 1836 (basis of record)
Nicomache (Nicomache) (basis of record)
Nicomache (Nicomache) minor Arwidsson, 1906 (basis of record)
Nothria hyperborea (Hansen, 1878) (basis of record)
Onuphinae (basis of record)
Ophiodromini (basis of record)
Orbinia (Orbinia) sertulata (Savigny, 1822) represented as Orbinia sertulata (Savigny, 1822) (basis of record)
Orbinia (Phylo) grubei McIntosh, 1910 accepted as Phylo grubei (McIntosh, 1910) (basis of record)
Orbinia (Phylo) kupfferi (Ehlers, 1874) accepted as Phylo kupfferi (Ehlers, 1874) (basis of record)
Paradexiospira (Spirorbides) Chamberlin, 1919 (basis of record)
Phyllodoce lineata (Claparède, 1870) (basis of record)
Phyllodoce pusilla (Claparède, 1870) accepted as Nereiphylla pusilla (Claparède, 1870) (basis of record)
Pilarginae Saint-Joseph, 1899 (basis of record)
Pileolariini (basis of record)
Podarkeopsis arenicolus (La Greca, 1946) (basis of record)
Prionospio (Prionospio) dubia Day, 1961 represented as Prionospio dubia Day, 1961 (basis of record)
Prionospio (Prionospio) ehlersi Fauvel, 1928 accepted as Prionospio ehlersi Fauvel, 1928 (basis of record)
Prionospio (Prionospio) steenstrupi Malmgren, 1867 accepted as Prionospio steenstrupi Malmgren, 1867 (basis of record)
Protolaeospira (Protolaeospira) (basis of record)
Pterocirrus limbatus (Claparède, 1868) (basis of record)
Scolelepis (Scolelepis) foliosa (Audouin & Milne Edwards, 1833) (basis of record)
Serpula (Hydroides) (basis of record)
Spirorbis (Spirorbis) Daudin, 1800 (basis of record)
Synelminae Salazar-Vallejo, 1987 (basis of record)
Terebellini Johnston, 1846 (basis of record)
Thelepini (basis of record)
Trypanosyllis (Trypanosyllis) (basis of record)
Trypanosyllis (Trypanosyllis) coeliaca Claparède, 1868 accepted as Pseudosyllis brevipennis Grube, 1863 (basis of record)